Kernel_checker #4
Workflow file for this run
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| name: Kernel Checkpatch | |
| on: | |
| pull_request: | |
| types: [opened, synchronize, reopened] | |
| workflow_dispatch: | |
| jobs: | |
| checkpatch: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout (full history for format-patch) | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| - name: Install Perl | |
| run: sudo apt-get update && sudo apt-get install -y perl | |
| # If your repo has scripts/checkpatch.pl, we use it; else download a stable version from upstream. | |
| - name: Resolve checkpatch.pl | |
| id: resolve | |
| shell: bash | |
| run: | | |
| set -e | |
| if [[ -x scripts/checkpatch.pl ]]; then | |
| echo "checkpatch=scripts/checkpatch.pl" >> "$GITHUB_OUTPUT" | |
| else | |
| curl -L --fail -o checkpatch.pl https://raw.githubusercontent.com/torvalds/linux/v6.6/scripts/checkpatch.pl | |
| chmod +x checkpatch.pl | |
| echo "checkpatch=./checkpatch.pl" >> "$GITHUB_OUTPUT" | |
| fi | |
| - name: Generate patches for PR commits | |
| id: gen | |
| shell: bash | |
| run: | | |
| # set -e | |
| BASE_SHA="${{ github.event.pull_request.base.sha }}" | |
| HEAD_SHA="${{ github.event.pull_request.head.sha }}" | |
| mkdir -p patches | |
| # Create one patch per commit in the PR range | |
| git format-patch --no-signature --output-directory patches "${BASE_SHA}..${HEAD_SHA}" | |
| COUNT=$(ls -1 patches/*.patch 2>/dev/null | wc -l | tr -d ' ') | |
| echo "count=$COUNT" >> "$GITHUB_OUTPUT" | |
| if [[ "$COUNT" -eq 0 ]]; then | |
| echo "No new commits/patches to check." | |
| fi | |
| - name: Run checkpatch (fail on ERROR, allow WARN) | |
| if: steps.gen.outputs.count != '0' | |
| shell: bash | |
| run: | | |
| # set -e | |
| CHECKPATCH="${{ steps.resolve.outputs.checkpatch }}" | |
| ERROR_COUNT=0 | |
| WARN_COUNT=0 | |
| IGNORE_TYPES="${{ vars.CHECKPATCH_IGNORE_TYPES }}" # optional: define repo-level variable, e.g.: 'LONG_LINE,LEADING_SPACE' | |
| for p in patches/*.patch; do | |
| echo "=== Checking $p ===" | |
| perl "$CHECKPATCH" --no-tree --strict --show-types ${IGNORE_TYPES:+--ignore "$IGNORE_TYPES"} "$p" | tee "checkpatch_${p##*/}.log" || true | |
| done | |
| # Aggregate | |
| ERROR_COUNT=$(grep -h '^ERROR:' checkpatch_*.log | wc -l | tr -d ' ') | |
| WARN_COUNT=$(grep -h '^WARNING:' checkpatch_*.log | wc -l | tr -d ' ') || true | |
| echo "Total ERRORs: $ERROR_COUNT" | |
| echo "Total WARNINGs: $WARN_COUNT" | |
| # Save a combined report | |
| cat checkpatch_*.log > checkpatch_report.txt || true | |
| # Upload as artifact for convenience | |
| echo "ERROR_COUNT=$ERROR_COUNT" >> "$GITHUB_ENV" | |
| echo "WARN_COUNT=$WARN_COUNT" >> "$GITHUB_ENV" | |
| # Fail only if ERRORs present (change condition to fail on warnings too) | |
| if [[ "$ERROR_COUNT" -gt 0 ]]; then | |
| echo "::error title=Checkpatch failed::Found $ERROR_COUNT errors" | |
| exit 1 | |
| fi | |
| - name: Upload checkpatch report | |
| if: always() | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: checkpatch-report | |
| path: | | |
| patches/*.patch | |
| checkpatch_*.log | |
| checkpatch_report.txt |